package com.lanou3g.store.db;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;

public class BaseServlet extends HttpServlet {


    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        this.doGet(req, resp);
    }

    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {

        String pathInfo = req.getPathInfo();

        Class<? extends BaseServlet> clazz = this.getClass();
        String methodName = pathInfo.substring(1);
        try {
            Method method = clazz.getDeclaredMethod(methodName, HttpServletRequest.class, HttpServletResponse.class);
            method.invoke(this, req, resp);
        } catch (NoSuchMethodException e) {
            e.printStackTrace();
            resp.sendError(404, "你访问的地址不正确");
            // 非法连接异常
        } catch (IllegalAccessException e) {
            e.printStackTrace();
        } catch (InvocationTargetException e) {
            e.printStackTrace();
        }


    }
}
